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56408015-02
INDOOR UNIT
MAXIMUM
SPEED
SOUND PRESSURE
LEVELS
dB(A)
NC
CX(E)A 30
55
48
CX(E)A 50
56
50
CX(E)A 70
56
49
Sound Power Levels were obtained in full accordance with the direct method of BS EN ISO3174:2000. Levels are shown in dB
with a standard reference of 1 pW.
Sound Pressure Levels in dB(A) refer to semi-hemispherical radiation (wall or ceiling mounted) at a distance of 1.5m from the
front of the unit, with the fan operating at full speed.
OUTDOOR UNIT
MAXIMUM
SPEED
SOUND PRESSURE
LEVELS
dB(A)
NC
CKA 35
55
44
CKA 50
58
44
CKA 70
58
44
Sound Power Levels were obtained in full accordance with the direct method of ISO 3741: 1988. Levels are shown in dB with a
standard reference of 1 pW.
Sound Pressure Levels in dB(A) refer to semi-hemispherical radiation (wall or floor mounted) at a distance of 3m from the front
of the unit, with the fan operating at full speed; (add 3dBA or 3NC for units at an intersection of a wall, add 1dBA or 1NC for high
level wall mounted units).
TEMPERATURE CONTROL (Do not set the controller below 8°C.)
The SET temperature is factory set at 12
⁰
C.
The digital display normally displays the return air temperature.
To change the SET temperature
, press and hold down the SET button. If no
alarms acti
ve, the ‘St1’ label appears and the current value is shown on the screen
and will flash.
To change the Setpoint value
, press ▲ and ▼ keys within 60 seconds.
The display will revert to the return air temperature after 60 seconds.
The fitted de-ice thermostat will activate a de-ice cycle when there is a build up of
ice on the evaporator coil.
Cellarators will only heat a room if the electric heater option is fitted.
WARNING
The following actions could damage your system:
1.
Switching the unit OFF and ON quickly
2.
Setting the unit to HEAT and then back to COOL quickly
NB:
Allow at least 3 minutes between the above actions.
TEV LTD, ARMYTAGE ROAD, BRIGHOUSE, WEST YORKSHIRE, HD6 1QF.
+ 44 (0) 1484 405600
+44 (0) 1484 405620
www.marstair.com
TEL:
FAX:
EMAIL:
WEB:
CXE(A) ELECTRONIC COOLING SYSTEM CONTROLS
SOUND POWER AND SOUND PRESSURE LEVELS